ZyXEL Communications Prestige 2602HW Series User manual

Prestige 2602HW Series
ADSL VoIP IAD with 802.11g Wireless
User’s Guide
Version 3.40
August 2004

Prestige 2602HW Series User’s Guide
Copyright 3
Copyright
Copyright © 2004 by ZyXEL Communications Corporation.
The contents of this publication may not be reproduced in any part or as a whole, transcribed,
stored in a retrieval system, translated into any language, or transmitted in any form or by any
means, electronic, mechanical, magnetic, optical, chemical, photocopying, manual, or
otherwise, without the prior written permission of ZyXEL Communications Corporation.
Published by ZyXEL Communications Corporation. All rights reserved.
Disclaimer
ZyXEL does not assume any liability arising out of the application or use of any products, or
software described herein. Neither does it convey any license under its patent rights nor the
patent rights of others. ZyXEL further reserves the right to make changes in any products
described herein without notice. This publication is subject to change without notice.
Trademarks
ZyNOS (ZyXEL Network Operating System) is a registered trademark of ZyXEL
Communications, Inc. Other trademarks mentioned in this publication are used for
identification purposes only and may be properties of their respective owners.

Prestige 2602HW Series User’s Guide
4 Federal Communications Commission (FCC) Interference Statement
Federal Communications
Commission (FCC) Interference
Statement
This device complies with Part 15 of FCC rules. Operation is subject to the following two
conditions:
• This device may not cause harmful interference.
• This device must accept any interference received, including interference that may cause
undesired operations.
This equipment has been tested and found to comply with the limits for a Class B digital
device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a commercial environment. This equipment
generates, uses, and can radiate radio frequency energy, and if not installed and used in
accordance with the instructions, may cause harmful interference to radio communications.
If this equipment does cause harmful interference to radio/television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Notice 1
Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
Certifications
Go to www.zyxel.com
1Select your product from the drop-down list box on the ZyXEL home page to go to that
product's page.
2Select the certification you wish to view from this page

Prestige 2602HW Series User’s Guide
ZyXEL Limited Warranty 5
ZyXEL Limited Warranty
ZyXEL warrants to the original end user (purchaser) that this product is free from any defects
in materials or workmanship for a period of up to two years from the date of purchase. During
the warranty period, and upon proof of purchase, should the product have indications of failure
due to faulty workmanship and/or materials, ZyXEL will, at its discretion, repair or replace the
defective products or components without charge for either parts or labor, and to whatever
extent it shall deem necessary to restore the product or components to proper operating
condition. Any replacement will consist of a new or re-manufactured functionally equivalent
product of equal value, and will be solely at the discretion of ZyXEL. This warranty shall not
apply if the product is modified, misused, tampered with, damaged by an act of God, or
subjected to abnormal working conditions.
Note
Repair or replacement, as provided under this warranty, is the exclusive remedy of the
purchaser. This warranty is in lieu of all other warranties, express or implied, including any
implied warranty of merchantability or fitness for a particular use or purpose. ZyXEL shall in
no event be held liable for indirect or consequential damages of any kind of character to the
purchaser.
To obtain the services of this warranty, contact ZyXEL's Service Center for your Return
Material Authorization number (RMA). Products must be returned Postage Prepaid. It is
recommended that the unit be insured when shipped. Any returned products without proof of
purchase or those with an out-dated warranty will be repaired or replaced (at the discretion of
ZyXEL) and the customer will be billed for parts and labor. All repaired or replaced products
will be shipped by ZyXEL to the corresponding return address, Postage Paid. This warranty
gives you specific legal rights, and you may also have other rights that vary from country to
country.
Safety Warnings
1To reduce the risk of fire, use only No. 26 AWG or larger telephone wire.
2Do not use this product near water, for example, in a wet basement or near a swimming
pool.
3Avoid using this product during an electrical storm. There may be a remote risk of
electric shock from lightening.

Prestige 2602HW Series User’s Guide
6Customer Support
Customer Support
Please have the following information ready when you contact customer support.
• Product model and serial number.
• Warranty Information.
• Date that you received your device.
• Brief description of the problem and the steps you took to solve it.
METHOD
LOCATION
SUPPORT E-MAIL TELEPHONEAWEB SITE
REGULAR MAIL
SALES E-MAIL FAX FTP SITE
WORLDWIDE
[email protected] [phone] www.zyxel.com
www.europe.zyxel.com
ZyXEL Communications Corp.
6 Innovation Road II
Science Park
Hsinchu 300
Taiwa n
[email protected] [phone] ftp.zyxel.com
ftp.europe.zyxel.com
NORTH
AMERICA
[email protected] [phone]
[phone]
www.us.zyxel.com ZyXEL Communications Inc.
1130 N. Miller St.
Anaheim
CA 92806-2001
U.S.A.
[email protected] [phone] ftp.us.zyxel.com
GERMANY
[email protected] [phone] www.zyxel.de ZyXEL Deutschland GmbH.
Adenauerstr. 20/A2 D-52146
Wuerselen
Germany
[email protected] [phone]
FRANCE
[email protected] [phone] www.zyxel.fr Z y XEL Fr a n c e
1 rue des Vergers
Bat. 1 / C
69760 Limonest
France
[phone]
SPAIN
[email protected] [phone] www.zyxel.es Z y X E L C o m m u n i c a t i o n s
A l e j a n d r o V i l l e g a s 3 3
1 º , 2 8 0 4 3 M a d r i d
Spain
[email protected] [phone]
DENMARK
[email protected] [phone] www.zyxel.dk Z y X E L C o m m u n i c a t i o n s A / S
Columbu sve j 5
2860 Soeborg
Denmark
[email protected] [phone]
NORWAY
[email protected] [phone] www.zyxel.no Z y X E L C o m m u n i c a t i o n s A / S
Nils Hansens vei 13
0667 Oslo
Norway
[email protected] [phone]
SWEDEN
[email protected] [phone] www.zyxel.se ZyXEL Communications A/S
Sjöporten 4, 41764 Göteborg
Sweden
[email protected] [phone]
FINLAND
[email protected] [phone] www.zyxel.fi Z y X E L C o m m u n i c a t i o n s O y
Malminkaari 10
00700 Helsinki
Finland
[email protected] [phone]
a. “+” is the (prefix) number you enter to make an international telephone call.

Prestige 2602HW Series User’s Guide
7
Table of Contents
Copyright .................................................................................................................. 3
Federal Communications Commission (FCC) Interference Statement ............... 4
ZyXEL Limited Warranty.......................................................................................... 5
Customer Support.................................................................................................... 6
Table of Contents..................................................................................................... 7
List of Figures ........................................................................................................ 23
List of Tables .......................................................................................................... 31
Preface .................................................................................................................... 37
Introduction to DSL................................................................................................ 39
Chapter 1
Getting To Know Your Prestige............................................................................. 41
1.1 Introducing the Prestige .....................................................................................41
1.2 Prestige 2602HWL with Lifeline .........................................................................42
1.3 Features of the Prestige .....................................................................................42
1.4 Applications for the Prestige ..............................................................................49
1.4.1 Internet Access .........................................................................................49
1.4.2 Making Calls via Internet Telephony Service Provider ..............................50
1.4.3 Making Calls via IP-PBX ...........................................................................50
1.4.4 Firewall for Secure Broadband Internet Access .......................................51
1.4.5 LAN to LAN Application ............................................................................51
1.5 Prestige Hardware Installation and Connection .................................................52
Chapter 2
Introducing the Web Configurator........................................................................ 53
2.1 Web Configurator Overview ...............................................................................53
2.1.1 Accessing the Prestige Web Configurator ................................................53
2.1.2 Resetting the Prestige ..............................................................................54
2.1.2.1 Using The Reset Button ..................................................................54
2.1.3 Navigating the Prestige Web Configurator ...............................................54

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Chapter 3
Wizard Setup .......................................................................................................... 57
3.1 Wizard Setup Introduction ..................................................................................57
3.1.1 Encapsulation ...........................................................................................57
3.1.1.1 ENET ENCAP .................................................................................57
3.1.1.2 PPP over Ethernet ..........................................................................57
3.1.1.3 PPPoA .............................................................................................57
3.1.1.4 RFC 1483 ........................................................................................58
3.1.2 Multiplexing ...............................................................................................58
3.1.2.1 VC-based Multiplexing ....................................................................58
3.1.2.2 LLC-based Multiplexing ...................................................................58
3.1.3 VPI and VCI ..............................................................................................58
3.1.4 Internet Access Wizard Setup: First Screen .............................................58
3.2 IP Address and Subnet Mask .............................................................................59
3.2.1 IP Address Assignment ............................................................................60
3.2.1.1 IP Assignment with PPPoA or PPPoE Encapsulation .....................60
3.2.1.2 IP Assignment with RFC 1483 Encapsulation .................................60
3.2.1.3 IP Assignment with ENET ENCAP Encapsulation ..........................60
3.2.1.4 Private IP Addresses .......................................................................61
3.2.2 Nailed-Up Connection (PPP) ....................................................................61
3.2.3 NAT ...........................................................................................................61
3.2.4 Internet Access Wizard Setup: Second Screen ........................................61
3.2.5 SIP Identities .............................................................................................65
3.2.5.1 SIP Number .....................................................................................65
3.2.5.2 SIP Service Domain ........................................................................65
3.2.6 Internet Access Wizard Setup: Third Screen ............................................65
3.2.7 DHCP Setup .............................................................................................67
3.2.7.1 IP Pool Setup ..................................................................................67
3.2.8 Internet Access Wizard Setup: Fourth Screen ..........................................67
3.2.9 Internet Access Wizard Setup: Connection Test .......................................69
3.2.9.1 Test Your Internet Connection .........................................................70
Chapter 4
Password Setup ..................................................................................................... 71
4.1 Password Overview ...........................................................................................71
4.1.1 Configuring Password ...............................................................................71
Chapter 5
LAN Setup............................................................................................................... 73
5.1 LAN Overview ....................................................................................................73
5.1.1 LANs, WANs and the Prestige ..................................................................73
5.2 DNS Server Address ..........................................................................................74
5.3 DNS Server Address Assignment ......................................................................74

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5.4 LAN TCP/IP ........................................................................................................75
5.4.1 Factory LAN Defaults ................................................................................75
5.4.2 IP Address and Subnet Mask ...................................................................75
5.4.3 RIP Setup .................................................................................................75
5.4.4 Multicast ....................................................................................................76
5.5 Any IP .................................................................................................................76
5.5.1 How Any IP Works ....................................................................................77
5.6 Configuring LAN .................................................................................................78
5.7 Configuring Static DHCP ....................................................................................80
Chapter 6
Wireless LAN Setup ............................................................................................... 81
6.1 Wireless LAN Introduction ..................................................................................81
6.1.1 Additional Installation Requirements for Using IEEE 802.1x ....................81
6.1.2 Channel ....................................................................................................81
6.1.3 ESS ID ......................................................................................................82
6.1.4 RTS/CTS ..................................................................................................82
6.1.5 Fragmentation Threshold ..........................................................................83
6.2 Levels of Security ...............................................................................................83
6.3 Data Encryption with WEP .................................................................................84
6.4 Configuring Wireless LAN ..................................................................................84
6.5 Configuring MAC Filter .......................................................................................86
6.6 Network Authentication ......................................................................................88
6.6.1 EAP ...........................................................................................................88
6.6.1.1 RADIUS ...........................................................................................88
6.6.1.2 Types of RADIUS Messages ...........................................................88
6.6.2 EAP Authentication Overview ...................................................................89
6.7 Introduction to WPA ...........................................................................................90
6.7.1 User Authentication .................................................................................90
6.7.2 Encryption ................................................................................................90
6.8 WPA-PSK Application Example .........................................................................91
6.9 WPA with RADIUS Application Example ............................................................91
6.10 Security Parameters Summary ........................................................................92
6.11 Wireless Client WPA Supplicants ....................................................................93
6.12 Configuring 802.1x and WPA ...........................................................................93
6.12.1 Authentication Required: 802.1x .............................................................94
6.12.2 Authentication Required: WPA ...............................................................96
6.12.3 Authentication Required: WPA-PSK .......................................................97
6.13 Configuring Local User Authentication .............................................................99
6.14 Configuring RADIUS ......................................................................................100

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Chapter 7
WAN Setup............................................................................................................ 103
7.1 WAN Overview .................................................................................................103
7.2 Metric ..............................................................................................................103
7.3 PPPoE Encapsulation ......................................................................................104
7.4 Traffic Shaping .................................................................................................104
7.5 Zero Configuration Internet Access ..................................................................105
7.6 Configuring WAN Setup ...................................................................................105
7.7 Traffic Redirect .................................................................................................108
7.8 Configuring WAN Backup .................................................................................109
Chapter 8
Network Address Translation (NAT) Screens .................................................... 113
8.1 NAT Overview ..................................................................................................113
8.1.1 NAT Definitions ....................................................................................... 113
8.1.2 What NAT Does ......................................................................................114
8.1.3 How NAT Works .....................................................................................114
8.1.4 NAT Application ......................................................................................115
8.1.5 NAT Mapping Types ...............................................................................115
8.2 SUA (Single User Account) Versus NAT ..........................................................116
8.3 SUA Server ......................................................................................................117
8.3.1 Default Server IP Address ......................................................................117
8.3.2 Port Forwarding: Services and Port Numbers ........................................117
8.3.3 Configuring Servers Behind SUA (Example) ..........................................118
8.4 Selecting the NAT Mode .................................................................................. 118
8.5 Configuring SUA Server ...................................................................................119
8.6 Configuring Address Mapping ..........................................................................121
8.7 Editing an Address Mapping Rule ....................................................................122
Chapter 9
Introduction to VoIP ............................................................................................. 125
9.1 Introduction to VoIP ..........................................................................................125
9.2 SIP ..................................................................................................................125
9.2.1 SIP Identities ...........................................................................................125
9.2.1.1 SIP Number ...................................................................................125
9.2.1.2 SIP Service Domain ......................................................................125
9.2.2 SIP Call Progression ...............................................................................126
9.2.3 SIP Servers .............................................................................................126
9.2.3.1 SIP User Agent Server ..................................................................126
9.2.3.2 SIP Proxy Server ...........................................................................127
9.2.3.3 SIP Redirect Server ......................................................................127
9.2.3.4 SIP Register Server ......................................................................128
9.2.4 RTP .........................................................................................................128

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9.3 SIP ALG ...........................................................................................................128
9.4 Pulse Code Modulation ....................................................................................128
9.5 Voice Coding ....................................................................................................129
9.5.1 G.711 .......................................................................................................129
9.5.2 G.729 ......................................................................................................129
9.6 PSTN Call Setup Signaling ..............................................................................129
Chapter 10
Voice Screens ....................................................................................................... 131
10.1 Voice Screens Introduction ............................................................................131
10.2 SIP Settings Configuration .............................................................................131
10.3 Advanced Voice Settings Configuration .........................................................132
10.4 Quality of Service (QoS) ................................................................................134
10.4.1 Type Of Service (ToS) ...........................................................................134
10.4.2 DiffServ .................................................................................................135
10.4.2.1 DSCP and Per-Hop Behavior ......................................................135
10.4.3 VLAN ....................................................................................................135
10.5 QoS Configuration ..........................................................................................135
10.6 Phone .............................................................................................................136
10.6.1 Voice Activity Detection/Silence Suppression .......................................136
10.6.2 Comfort Noise Generation ....................................................................137
10.6.3 Echo Cancellation .................................................................................137
10.7 Phone Configuration ......................................................................................137
10.8 Speed Dial ......................................................................................................138
10.8.1 Peer-to-Peer Calls ................................................................................138
10.9 Speed Dial Configuration ...............................................................................138
10.10 Lifeline (Prestige 2602HWL) ........................................................................140
10.11 Lifeline Configuration (Prestige 2602HWL) ..................................................140
Chapter 11
Dynamic DNS Setup............................................................................................. 143
11.1 Dynamic DNS .................................................................................................143
11.1.1 DYNDNS Wildcard ................................................................................143
11.2 Configuring Dynamic DNS .............................................................................143
Chapter 12
Time and Date....................................................................................................... 145
12.1 Pre-defined NTP Time Servers List ................................................................145
12.2 Configuring Time and Date ............................................................................145
Chapter 13
Firewalls................................................................................................................ 149
13.1 Firewall Overview ...........................................................................................149

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13.2 Types of Firewalls ..........................................................................................149
13.2.1 Packet Filtering Firewalls ......................................................................149
13.2.2 Application-level Firewalls ....................................................................149
13.2.3 Stateful Inspection Firewalls ................................................................150
13.3 Introduction to ZyXEL’s Firewall .....................................................................150
13.3.1 Denial of Service Attacks ......................................................................151
13.4 Denial of Service ............................................................................................151
13.4.1 Basics ...................................................................................................151
13.4.2 Types of DoS Attacks ...........................................................................152
13.4.2.1 ICMP Vulnerability ......................................................................154
13.4.2.2 Illegal Commands (NetBIOS and SMTP) ....................................154
13.4.2.3 Traceroute ...................................................................................155
13.5 Stateful Inspection ..........................................................................................155
13.5.1 Stateful Inspection Process ..................................................................156
13.5.2 Stateful Inspection and the Prestige .....................................................157
13.5.3 TCP Security .........................................................................................157
13.5.4 UDP/ICMP Security ..............................................................................158
13.5.5 Upper Layer Protocols ..........................................................................158
13.6 Guidelines for Enhancing Security with Your Firewall ....................................159
13.6.1 Security In General ...............................................................................159
13.7 Packet Filtering Vs Firewall ............................................................................160
13.7.1 Packet Filtering: ....................................................................................160
13.7.1.1 When To Use Filtering .................................................................160
13.7.2 Firewall .................................................................................................160
13.7.2.1 When To Use The Firewall ..........................................................161
Chapter 14
Firewall Configuration ......................................................................................... 163
14.1 Access Methods .............................................................................................163
14.2 Firewall Policies Overview .............................................................................163
14.3 Rule Logic Overview ......................................................................................164
14.3.1 Rule Checklist .......................................................................................164
14.3.2 Security Ramifications ..........................................................................165
14.3.3 Key Fields For Configuring Rules .........................................................165
14.3.3.1 Action ..........................................................................................165
14.3.3.2 Service ........................................................................................165
14.3.3.3 Source Address ...........................................................................165
14.3.3.4 Destination Address ....................................................................165
14.4 Connection Direction Example .......................................................................165
14.4.1 LAN to WAN Rules ...............................................................................166
14.4.2 WAN to LAN Rules ...............................................................................166
14.4.3 Alerts .....................................................................................................167
14.5 Configuring Basic Firewall Settings ................................................................167

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14.6 Rule Summary ...............................................................................................168
14.6.1 Configuring Firewall Rules ....................................................................170
14.7 Customized Services .....................................................................................173
14.8 Creating/Editing A Customized Service .........................................................173
14.9 Example Firewall Rule ...................................................................................174
14.10 Predefined Services .....................................................................................178
14.11 Anti-Probing ..................................................................................................180
14.12 Configuring Attack Alert ...............................................................................181
14.12.1 Threshold Values ................................................................................182
14.12.2 Half-Open Sessions ............................................................................182
14.12.2.1 TCP Maximum Incomplete and Blocking Time .........................182
Chapter 15
Content Filtering .................................................................................................. 185
15.1 Content Filtering Overview .............................................................................185
15.2 Configuring Keyword Blocking .......................................................................185
15.3 Configuring the Schedule ..............................................................................186
15.4 Configuring Trusted Computers .....................................................................187
Chapter 16
Remote Management Configuration .................................................................. 189
16.1 Remote Management Overview .....................................................................189
16.1.1 Remote Management Limitations .........................................................189
16.1.2 Remote Management and NAT ............................................................190
16.1.3 System Timeout ...................................................................................190
16.2 Telnet ..............................................................................................................190
16.3 FTP ................................................................................................................190
16.4 Web ................................................................................................................191
16.5 Configuring Remote Management .................................................................191
Chapter 17
Universal Plug-and-Play (UPnP) ......................................................................... 193
17.1 Introducing Universal Plug and Play ..............................................................193
17.1.1 How do I know if I'm using UPnP? ........................................................193
17.1.2 NAT Traversal .......................................................................................193
17.1.3 Cautions with UPnP ..............................................................................193
17.2 UPnP and ZyXEL ...........................................................................................194
17.2.1 Configuring UPnP .................................................................................194
17.3 Installing UPnP in Windows Example ............................................................195
17.4 Using UPnP in Windows XP Example ...........................................................199

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Chapter 18
Logs Screens........................................................................................................ 207
18.1 Logs Overview ...............................................................................................207
18.1.1 Alerts and Logs .....................................................................................207
18.2 Configuring Log Settings ................................................................................207
18.3 Displaying the Logs ........................................................................................209
18.4 SMTP Error Messages ...................................................................................210
18.4.1 Example E-mail Log ..............................................................................211
Chapter 19
Maintenance ......................................................................................................... 213
19.1 Maintenance Overview ...................................................................................213
19.2 System Status Screen ....................................................................................213
19.2.1 System Statistics ...................................................................................216
19.3 DHCP Table Screen .......................................................................................217
19.4 Any IP Table Screen .......................................................................................218
19.5 Wireless Screen .............................................................................................219
19.5.1 Association List .....................................................................................219
19.6 Diagnostic Screens ........................................................................................220
19.6.1 Diagnostic General Screen ...................................................................220
19.6.2 Diagnostic DSL Line Screen .................................................................220
19.7 Firmware Screen ............................................................................................222
Chapter 20
Introducing the SMT ............................................................................................ 225
20.1 Introduction to the SMT ..................................................................................225
20.2 Accessing the SMT via the Console Port .......................................................225
20.2.1 Initial Screen .........................................................................................225
20.2.2 Entering the Password ..........................................................................226
20.2.3 Procedure for SMT Configuration via Telnet .........................................226
20.2.4 Entering Password ................................................................................227
20.2.5 Prestige SMT Menu Overview ..............................................................227
20.3 Navigating the SMT Interface .........................................................................228
20.3.1 System Management Terminal Interface Summary ..............................230
20.4 Changing the System Password ....................................................................230
Chapter 21
Menu 1 General Setup ......................................................................................... 233
21.1 General Setup ................................................................................................233
21.2 Procedure To Configure Menu 1 ....................................................................233
21.2.1 Procedure to Configure Dynamic DNS .................................................234

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Chapter 22
Menu 2 WAN Backup Setup ................................................................................ 237
22.1 Introduction to WAN Backup Setup ................................................................237
22.2 Configuring WAN Backup in Menu 2 ..............................................................237
22.2.1 Traffic Redirect Setup ...........................................................................238
Chapter 23
Menu 3 LAN Setup ............................................................................................... 241
23.1 LAN Setup ......................................................................................................241
23.1.1 General Ethernet Setup ........................................................................241
23.2 Protocol Dependent Ethernet Setup ..............................................................242
23.3 TCP/IP Ethernet Setup and DHCP ................................................................242
Chapter 24
Wireless LAN Setup ............................................................................................. 245
24.1 Wireless LAN Overview .................................................................................245
24.2 Wireless LAN Setup .......................................................................................245
24.2.1 Wireless LAN MAC Address Filter ........................................................246
Chapter 25
Internet Access .................................................................................................... 249
25.1 Internet Access Overview ..............................................................................249
25.2 IP Policies ......................................................................................................249
25.3 IP Alias ...........................................................................................................249
25.4 IP Alias Setup .................................................................................................250
25.5 Route IP Setup ...............................................................................................251
25.6 Internet Access Configuration ........................................................................252
Chapter 26
Remote Node Configuration ............................................................................... 255
26.1 Remote Node Setup Overview .......................................................................255
26.2 Remote Node Setup .......................................................................................255
26.2.1 Remote Node Profile ............................................................................255
26.2.2 Encapsulation and Multiplexing Scenarios ...........................................256
26.2.2.1 Scenario 1: One VC, Multiple Protocols ......................................256
26.2.2.2 Scenario 2: One VC, One Protocol (IP) ......................................256
26.2.2.3 Scenario 3: Multiple VCs .............................................................256
26.2.3 Outgoing Authentication Protocol .........................................................258
26.3 Remote Node Network Layer Options ...........................................................259
26.3.1 My WAN Addr Sample IP Addresses ...................................................260
26.4 Remote Node Filter ........................................................................................261
26.5 Editing ATM Layer Options ............................................................................262
26.5.1 VC-based Multiplexing (non-PPP Encapsulation) ................................262

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26.5.2 LLC-based Multiplexing or PPP Encapsulation ....................................263
26.5.3 Advance Setup Options ........................................................................263
Chapter 27
Static Route Setup ............................................................................................... 265
27.1 IP Static Route Overview ...............................................................................265
27.2 Configuration ..................................................................................................265
Chapter 28
Bridging Setup ..................................................................................................... 269
28.1 Bridging in General ........................................................................................269
28.2 Bridge Ethernet Setup ....................................................................................269
28.2.1 Remote Node Bridging Setup ...............................................................269
28.2.2 Bridge Static Route Setup .....................................................................271
Chapter 29
Network Address Translation (NAT) ................................................................... 273
29.1 Using NAT ......................................................................................................273
29.1.1 SUA (Single User Account) Versus NAT ..............................................273
29.2 Applying NAT .................................................................................................273
29.3 NAT Setup ......................................................................................................275
29.3.1 Address Mapping Sets ..........................................................................275
29.3.1.1 SUA Address Mapping Set .........................................................276
29.3.1.2 User-Defined Address Mapping Sets ..........................................277
29.3.1.3 Ordering Your Rules ....................................................................278
29.4 Configuring a Server behind NAT ..................................................................279
29.5 General NAT Examples ..................................................................................281
29.5.1 Example 1: Internet Access Only ..........................................................281
29.5.2 Example 2: Internet Access with an Inside Server ...............................282
29.5.3 Example 3: Multiple Public IP Addresses With Inside Servers .............283
29.5.4 Example 4: NAT Unfriendly Application Programs ...............................286
Chapter 30
Enabling the Firewall ........................................................................................... 289
30.1 Remote Management and the Firewall ..........................................................289
30.2 Access Methods .............................................................................................289
30.3 Enabling the Firewall ......................................................................................289
Chapter 31
Filter Configuration.............................................................................................. 291
31.1 About Filtering ................................................................................................291
31.1.1 The Filter Structure of the Prestige .......................................................292
31.2 Configuring a Filter Set for the Prestige .........................................................293

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31.3 Filter Rules Summary Menus .........................................................................294
31.4 Configuring a Filter Rule ................................................................................295
31.4.1 TCP/IP Filter Rule .................................................................................296
31.4.2 Generic Filter Rule ................................................................................298
31.5 Filter Types and NAT .....................................................................................300
31.6 Example Filter ................................................................................................300
31.7 Applying Filters and Factory Defaults ............................................................302
31.7.1 Ethernet Traffic .....................................................................................303
31.7.2 Remote Node Filters .............................................................................303
Chapter 32
SNMP Configuration ............................................................................................ 305
32.1 About SNMP ..................................................................................................305
32.2 Supported MIBs ............................................................................................306
32.3 SNMP Configuration ......................................................................................306
32.4 SNMP Traps ...................................................................................................307
Chapter 33
System Security ................................................................................................... 309
33.1 System Security .............................................................................................309
33.1.1 System Password .................................................................................309
33.1.2 Configuring External RADIUS Server ...................................................309
33.1.3 IEEE802.1x ...........................................................................................311
33.2 Creating User Accounts on the Prestige ........................................................313
Chapter 34
System Information and Diagnosis .................................................................... 315
34.1 Overview ........................................................................................................315
34.2 System Status ................................................................................................315
34.3 System Information ........................................................................................317
34.3.1 System Information ...............................................................................317
34.3.2 Console Port Speed ..............................................................................318
34.4 Log and Trace ................................................................................................319
34.4.1 Viewing Error Log .................................................................................319
34.4.2 Syslog and Accounting .........................................................................320
34.5 Diagnostic ......................................................................................................322
Chapter 35
Firmware and Configuration File Maintenance ................................................. 325
35.1 Filename Conventions ...................................................................................325
35.2 Backup Configuration .....................................................................................326
35.2.1 Backup Configuration ...........................................................................326
35.2.2 Using the FTP Command from the Command Line ..............................327

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35.2.3 Example of FTP Commands from the Command Line .........................327
35.2.4 GUI-based FTP Clients .........................................................................328
35.2.5 TFTP and FTP over WAN Management Limitations .............................328
35.2.6 Backup Configuration Using TFTP .......................................................329
35.2.7 TFTP Command Example ....................................................................329
35.2.8 GUI-based TFTP Clients ......................................................................329
35.2.9 Backup Via Console Port ......................................................................330
35.3 Restore Configuration ....................................................................................331
35.3.1 Restore Using FTP ...............................................................................331
35.3.2 Restore Using FTP Session Example ..................................................332
35.3.3 Restore Via Console Port .....................................................................333
35.4 Uploading Firmware and Configuration Files .................................................334
35.4.1 Firmware File Upload ............................................................................334
35.4.2 Configuration File Upload .....................................................................334
35.4.3 FTP File Upload Command from the DOS Prompt Example ................335
35.4.4 FTP Session Example of Firmware File Upload ...................................336
35.4.5 TFTP File Upload ..................................................................................336
35.4.6 TFTP Upload Command Example ........................................................337
35.4.7 Uploading Via Console Port ..................................................................337
35.4.8 Uploading Firmware File Via Console Port ...........................................337
35.4.9 Example Xmodem Firmware Upload Using HyperTerminal ..................338
35.4.10 Uploading Configuration File Via Console Port ..................................338
35.4.11 Example Xmodem Configuration Upload Using HyperTerminal .........339
Chapter 36
System Maintenance............................................................................................ 341
36.1 Command Interpreter Mode ...........................................................................341
36.2 Call Control Support .......................................................................................342
36.2.1 Budget Management ............................................................................342
36.3 Time and Date Setting ....................................................................................343
36.3.1 Resetting the Time ................................................................................344
Chapter 37
Remote Management ........................................................................................... 347
37.1 Remote Management Overview .....................................................................347
37.2 Remote Management .....................................................................................347
37.2.1 Remote Management Setup .................................................................347
37.2.2 Remote Management Limitations .........................................................348
37.3 Remote Management and NAT ......................................................................349
37.4 System Timeout .............................................................................................349

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Chapter 38
IP Policy Routing.................................................................................................. 351
38.1 IP Policy Routing Overview ............................................................................351
38.2 Benefits of IP Policy Routing ..........................................................................351
38.3 Routing Policy ................................................................................................351
38.4 IP Routing Policy Setup .................................................................................352
38.5 Applying an IP Policy .....................................................................................355
38.5.1 Ethernet IP Policies ..............................................................................355
38.6 IP Policy Routing Example .............................................................................356
Chapter 39
Call Scheduling .................................................................................................... 359
39.1 Introduction ....................................................................................................359
Chapter 40
Internal SPTGEN .................................................................................................. 363
40.1 Internal SPTGEN Overview ...........................................................................363
40.2 The Configuration Text File Format ................................................................363
40.2.1 Internal SPTGEN File Modification - Important Points to Remember ...364
40.3 Internal SPTGEN FTP Download Example ....................................................364
40.4 Internal SPTGEN FTP Upload Example ........................................................365
Chapter 41
Troubleshooting ................................................................................................... 367
41.1 Problems Starting Up the Prestige .................................................................367
41.2 Problems with the LAN LED ...........................................................................367
41.3 Problems with the DSL LED ...........................................................................368
41.4 Problems with the LAN Interface ....................................................................368
41.5 Problems with the WAN Interface ..................................................................368
41.6 Problems with Internet Access .......................................................................369
41.7 Problems with the Password ..........................................................................369
41.8 Problems with the Web Configurator .............................................................370
41.9 Problems with Remote Management .............................................................370
41.10 Telephone Problems ....................................................................................371
Appendix A
Hardware Specifications ..................................................................................... 373
Prestige 2602HW Series Power Adaptor Specifications........................................ 375
Appendix B
Setting up Your Computer’s IP Address............................................................ 377
Windows 95/98/Me................................................................................................. 377

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Configuring ...................................................................................................... 379
Verifying Settings ............................................................................................. 380
Windows 2000/NT/XP ............................................................................................ 380
Verifying Settings ............................................................................................. 384
Macintosh OS 8/9................................................................................................... 385
Verifying Settings ............................................................................................. 386
Macintosh OS X ..................................................................................................... 386
Verifying Settings ............................................................................................. 388
Appendix C
IP Subnetting ........................................................................................................ 389
IP Addressing......................................................................................................... 389
IP Classes .............................................................................................................. 389
Subnet Masks ........................................................................................................ 390
Subnetting .............................................................................................................. 390
Example: Two Subnets .......................................................................................... 391
Example: Four Subnets.......................................................................................... 393
Example Eight Subnets.......................................................................................... 394
Subnetting With Class A and Class B Networks. ................................................... 395
Appendix D
PPPoE ................................................................................................................... 397
PPPoE in Action..................................................................................................... 397
Benefits of PPPoE.................................................................................................. 397
Traditional Dial-up Scenario ................................................................................... 397
How PPPoE Works ................................................................................................ 398
Prestige as a PPPoE Client ................................................................................... 398
Appendix E
Wireless LAN and IEEE 802.11 ........................................................................... 399
Benefits of a Wireless LAN .................................................................................... 399
IEEE 802.11 ........................................................................................................... 399
Ad-hoc Wireless LAN Configuration....................................................................... 400
Infrastructure Wireless LAN Configuration............................................................. 400
Appendix F
Wireless LAN With IEEE 802.1x .......................................................................... 403
Security Flaws with IEEE 802.11 ........................................................................... 403
Deployment Issues with IEEE 802.11 .................................................................... 403
IEEE 802.1x ........................................................................................................... 403
Advantages of the IEEE 802.1x ............................................................................. 403
RADIUS Server Authentication Sequence ...................................................... 404